Finding the Fourth Proportional to 497,638.08, 746,457.12 and 165,214.08
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Solution
The fourth proportional to 497,638.08, 746,457.12 and 165,214.08 is: 247,821.12
Step by Step Solution
- Step 1: Write the proportion equation
497,638.08 : 746,457.12 = 165,214.08 : x - Step 2: Convert to fraction form
497,638.08/746,457.12 = 165,214.08/x - Step 3: Cross multiply
497,638.08x = 746,457.12 × 165,214.08 - Step 4: Simplify right side
497,638.08x = 123,325,226,340.25 - Step 5: Solve for x
x = 123,325,226,340.25/497,638.08 - Step 6: Final answer
x = 247,821.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.